SIZE-DEPENDENT CRYSTAL-GROWTH - A MANIFESTATION OF GROWTH-RATE DISPERSION IN THE POTASSIUM ALUM-WATER SYSTEM

被引:32
作者
GIROLAMI, MW [1 ]
ROUSSEAU, RW [1 ]
机构
[1] N CAROLINA STATE UNIV,DEPT CHEM ENGN,RALEIGH,NC 27695
关键词
CRYSTALLIZATION - POTASSIUM COMPOUNDS;
D O I
10.1002/aic.690311108
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Growth of potassium alum crystals was characterized by the advance rates of crystals on the leading edge of population distributions and by the advance rates of the modes of these distributions. Growth rates of crystals on the leading edge appeared to follow size-dependent kinetics, but the observed spread of the distribution about the average size was much greater than would be expected from size-dependent growth alone. The spread of the distribution was correlated with the extent of growth determined from the net advance of the average crystal size.
引用
收藏
页码:1821 / 1828
页数:8
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